RadioMD Podcast, “Low-Calorie Drinking for Holiday Parties” 12/14/14. As the holidays approach, parties become numerous, as does the challenge of keeping your commitment to healthful eating and drinking. Festive drinks are as much a part of holiday fun and tradition as the delicious food, but the calories add up fast. These healthy tips from registered dietitian, Joy Dubost, will allow you to enjoy the holiday cheer without weighing you down or increasing the numbers on the scale.